Dr. Mischel concluded that her independent variable had an effect on the dependent variable; however, the independent does not have an effect in the population. Dr. Mischel
A) made a Type I error.
B) made a Type II error.
C) had low statistical power.
D) both a and c.

Question

Quizplus · Accepted Answer

Dr. Mischel made a Type I error, which occurs when a researcher incorrectly rejects a true null hypothesis, meaning they conclude there is an effect when, in reality, there is none in the population.

Dr Mischel Concluded That Her Independent Variable Had an Effect